Research Square
Laboratory Frailty Index and Adverse Outcomes in Older Adults With Bloodstream Infection: A Single-Center Retrospective Cohort Study
Preprint: cohort study of 775 peopleBiomarkers
Abstract
Background Bloodstream infection (BSI) is associated with substantial morbidity and mortality among older adults. Existing prognostic tools primarily focus on acute illness severity and comorbidity burden but often fail to capture age-related physiological vulnerability.
The paper
Xuzhou Medical College
Research Square, 10 Aug 2026, CC BY, Preprint, not peer-reviewed

